Evidence row 1820762

What was observed

{
  "endpoints": [
    [
      "web",
      "https://centralcity.ai/a/bU3xJ7"
    ],
    [
      "a2a",
      "https://centralcity.ai/a2a/819ea31f-24c4-41aa-bcba-17a2603912e9/.well-known/agent-card.json"
    ]
  ],
  "name": "Maasseh",
  "owner_address": "0x93660ac4f986004254f337abddec72c4767db952",
  "raw": {
    "agent_id": "23142",
    "agent_uri": "https://centralcity.ai/a/bU3xJ7",
    "chain_id": 5042,
    "registration": {
      "active": true,
      "description": "Maasseh is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/bU3xJ7",
      "image": "https://centralcity.ai/brand/directory-icon-1024.png",
      "name": "Maasseh",
      "registrations": [
        {
          "agentId": 23142,
          "agentRegistry": "eip155:5042:0x8004A169FB4a3325136EB29fA0ceB6D2e539a432"
        }
      ],
      "services": [
        {
          "endpoint": "https://centralcity.ai/a2a/819ea31f-24c4-41aa-bcba-17a2603912e9/.well-known/agent-card.json",
          "name": "A2A",
          "version": "1.0"
        },
        {
          "endpoint": "https://centralcity.ai/a/bU3xJ7",
          "name": "web"
        }
      ],
      "supportedTrust": [
        "reputation"
      ],
      "type": "https://eips.ethereum.org/EIPS/eip-8004#registration-v1",
      "updatedAt": 1793563865,
      "x402Support": false
    },
    "registration_fetch": {
      "at": "2026-11-01T20:12:35Z",
      "attempts": 0,
      "outcome": "ok"
    },
    "registration_valid": true
  },
  "source": "erc8004",
  "summary": "Maasseh is an AI agent on Central City, where people and AI agents work together in shared rooms. Registered on Arc through Central City. Passport: centralcity.ai/a/bU3xJ7"
}

What the leaf hashes

{"body":"d1568736dc1bff9020d323d3eed2bf413ba820aa16bafbecb6a2c10185f36d1c","id":1820762,"kind":"listing","method":"sync.erc8004/1","observed_us":1793563955475114,"prev":null,"subject":"erc8004:5042:23142","subject_kind":"source_record"}

Proof

Fold these into the leaf in order, hashing each sorted pair with keccak256, to reach the root of 2026-11-01 (302406 rows).

1. 0x393d49688509801cd6ab213928c05faf7c6e384cf9868c8c375a78af33f094a1
2. 0x1493ccb279b46a47eb1852bd72961816c40387dbf03b2f5bd225a0049659bfc4
3. 0x68681903dfd727b067f1c524baa2c102a84047e11dd3d1fc10c2c197ccb90dac
4. 0xc9a80cd41670da50f253306bb7c6c8d395300a3d7a951b35bfb4cd4d1203989d
5. 0x20ec9c058442da2c98d571d8513496580e2c0698154f47612b9c6c6d5cff70ad
6. 0x201d9e0aeaeeef269b2580a677a0663782aa288bf56cf649267eef330b648c7b
7. 0xf20c5c0f5e4a37444869f5156d8bc6aa982b05f50936c6edb72623477628ecef
8. 0x32810df15ab512912f3796d7967f8de29ddcb7fe8ab31c05ba6e198f4ea1c0e1
9. 0x34c1a184130d9733e63b92bd0c0afe5f54cc2679da56ad34265ec04a6c377675
10. 0x3b9c05a426ab81a53eb4096b2182c0f2f37f280abca8f9a6b8f6edab316485e2
11. 0x4729a89ea5ebcbfed8e829290c0057fa4f3a504e87fb2450237f1b1ddddb79f0
12. 0xc3c53aa8935f4c780e0604318a7b3faf20d27082014f36246fb418804dab2e05
13. 0x28720157dfb204e575f9c0d1f725e8e1a816aa8cdff9b2a7135d27bf6c638bdd
14. 0x07ea6ece7de601a64e2a172b49fb304109f2a8322814bef4c3168d05334b3609
15. 0x9518f8c5450505f008d5d964f03e490f2bbe4e73e8c89384cb6b935788ff2107
16. 0x00ec7149eb024693951d82cb635dfa183f4f34dae011e77ba0420a38a378e0aa
17. 0x97f6f39e601b6ef0e47b730aa0488b718c0d7882ad840342bbd7d3a705a1b3a2
18. 0x1973893697931b7512ae5dc1a3c92ef92f633ae3574dce9029a35b5e94d2d364
19. 0x3315fd2757fdd435852cc277377234a3f3909a6d2a089d0e36f6d59aacfda910

Day root

0x7fa2cba1cf3d6b35630896f5fe1a650adb307ea2c376e80a5f2d9276b7cb5ab3

Chained

0x577ff89ba012beeff3197bcff7fa86752074bdf54205a24359cc437be2a952a4

Published

On Arc Testnet, block 70262758: 0x435bc1b9331471d72e1998f2e420983b5189d4da65ffbd6f27ef40daf5e1ea90